                &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}\\
                &\multicolumn{1}{c}{3 Messages}&\multicolumn{1}{c}{Any Messages}&\multicolumn{1}{c}{5 Messages}&\multicolumn{1}{c}{7 Messages}\\
\midrule
Treatment       &   -0.101\sym{***}&   -0.029\sym{***}&   -0.101\sym{***}&   -0.080\sym{***}\\
                &  (0.009)         &  (0.006)         &  (0.010)         &  (0.008)         \\
\midrule
Observations    &    10000         &    10000         &    10000         &    10000         \\
F statistic     &   60.551         &   13.378         &   64.827         &   49.495         \\
p-value         &    0.000         &    0.000         &    0.000         &    0.000         \\
Mean Compliance (Placebo)&    0.708         &    0.897         &    0.464         &    0.259         \\
